<template>
	<div class="dong">
		<h3>{{msg1}}</h3>
		
	</div>

</template>

<script>
	export default {
		
		data() {
			return { //data函数应该返回一个对象
				msg1: '123',
			
			}
		}
	}
</script>

<style scoped>
	.router-link-active {
		color: red;
		background: orchid;
		font-size: 30px;
	}
</style>